Accrued and Other Current Liabilities

6 Months Ended

12 Months Ended

Jun. 30, 2021

Dec. 31, 2020

Accrued and other current liabilities

Accrued and Other Current Liabilities

6. Accrued and Other Current Liabilities

Accrued and other current liabilities consisted of the following at the dates indicated:

	June 30,		December 31,
	2021		2020
	(Unaudited)
Accrued and other current liabilities:
Accrued research and development expenses	$	826,442	$	586,426
Accrued employee expenses		77,196		530,500
Professional services		185,170		606,553
Other accrued expenses		417,529		5,004
Total accrued and other current liabilities	$	1,506,337	$	1,728,483

4. Accrued and Other Current Liabilities

Accrued and other current liabilities consisted of the following at the dates indicated:

	December 31,
	2020		2019
Accrued and other current liabilities:
Professional services	$	606,553	$	—
Accrued research and development expenses		586,426		—
Accrued employee expenses		530,500		—
Other accrued liabilities		5,004		9,649
Total accrued and other current liabilities	$	1,728,483	$	9,649